For a Two-Tail Z Test, the Null Hypothesis Will Be

Short Answer

For a two-tail Z test, the null hypothesis will be rejected at the 0.05 level of significance if the value of the standardised test statistic is: $\begin{array}{|l|l|}\hline \text { A. } & \text { smaller than }-1.645 \\\hline \text { B. } & \text { greater than } 1.96 . \\\hline \text { C. } & \text { smaller than }-1.645 \text { or greater than } 1.645 \\\hline \text { D. } & \text { smaller than }-1.96 \text { or greater than } 1.96 \\\hline\end{array}$